Home / 42,345.18-58,439.79-23,481.90

Finding the Fourth Proportional to 42,345.18, 58,439.79 and 23,481.90

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Solution

The fourth proportional to 42,345.18, 58,439.79 and 23,481.90 is: 32,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.18 : 58,439.79 = 23,481.90 : x
  2. Step 2: Convert to fraction form
    42,345.18/58,439.79 = 23,481.90/x
  3. Step 3: Cross multiply
    42,345.18x = 58,439.79 × 23,481.90
  4. Step 4: Simplify right side
    42,345.18x = 1,372,277,304.80
  5. Step 5: Solve for x
    x = 1,372,277,304.80/42,345.18
  6. Step 6: Final answer
    x = 32,406.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.